Sketchup physic gravity question, component drops on component bounding box, not on the entity

Hi Guys,

Do you know how to fix below problem?

test1.skp (124.9 KB)

Here is the file

Thanks for your interest!

Try this one.
test1_ecati.skp (144.2 KB)

Ecati,

Thanks, perfectly works! So you just unsmooth the entity? what else did you do, did you change the physic setting? Thanks again

Yes, I changed some settings. You can check.